SCEA has announced that Ratchet & Clank: All 4 One will be released in North America on October 18, 2011. Also revealed are the various pre-order bonus incentives. These incentives will take the form of free unlockable items exclusive to each retailer. GameStop gets Mr. Zurkon, Amazon gets the T-Rex Morph Weapon, Best Buy gets the Pyro Blaster, and Wal-Mart gets the classic Sheepinator Morph Weapon.

Ratchet & Clank: All 4 One, from Insomniac Games, will deliver a brand new adventure long-time fans will be sure to love. Along with stereoscopic 3D, Ratchet & Clank: All 4 One will offer cooperative gameplay allowing up to four players to team up to take on all challenges.

Today SCEA announced October 18, 2011 as the North American release date for Ratchet & Clank: All 4 One™, the next action-adventure title in the critically acclaimed series, exclusivelyfor the PlayStation®3 system. In addition, we’ve also unveiled the official box art, complete with all four heroes.

To entice you further, we also announced our partnership with GameStop, Amazon, Best Buy and Wal-Mart.com to provide pre-order incentives for new and old fans alike, which includes the following free unlockable items exclusive to each respective retailer:

Mr. Zurkon (GameStop): Asmall, hovering synthenoid, Mr. Zurkon aids your team in battle by attacking enemies with his mounted laser while insulting and taunting them with his comedy-insult logic processor.
T-Rex Morph Mod (Amazon):Turning enemies into farmyard animals not your style? Want a more prehistoric take on the Morph-O-Ray? Use this T-Rex Morph Weapon Mod to transform your enemies from dangerous threats into a baby dinosaur.
Pyro Blaster Unlock (Best Buy): Fry your enemies up with this Kerchu-engineered flamethrower that offers your enemies two choices: regular or extra crispy!
Sheepinator Mod (Wal-Mart):The classic version of everyone’s favorite Ratchet & Clank weapon is back! Unlock the Sheepinator Morph Weapon Mod to transform even the fiercest aliens in the galaxy into harmless sheep.

In Ratchet & Clank: All 4 One™, the award-winning development team at Insomniac Games reunites fans with the wonder and adventure of the Ratchet & Clank® universe which has spanned nine titles and more than 22 million in worldwide sales since 2002. This latest installment delivers an explosive new adventure infused with the series’ signature humor and cinematic style, while being brought to life with vibrant cinematic visuals. The latest title also supports stereoscopic 3D.

Representing a franchise first,Ratchet & Clank: All 4 One introduces on and offline four player co-operative gameplay, allowing players to team up as Ratchet, Clank, Qwark and Dr. Nefarious. Helping our heroes (and the Galaxy’s most notorious villain) take on their biggest challenge yet, players will be immersed in a mysterious world with an arsenal of over-the-top weapons at their disposal.